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Welcome to the Science Quiz 76

A direct short-circuit of a large battery can cause ? Science experiment ideas with educational toysThe world revolves around Science; find out what you know. Quizzing is the best way to learn about the world we live in. Try quizzing at least 1 hour every time you meet your friends.Email them a quiz every now and then and when you chat with them next time, ask them a tricky question.

What is Mangalyaan ? How many people have reached moon to till date ?

Is there another earth somewhere on the space ?

Quizzing is fun with www.switchedonkids.com.au

Put yourself to the test and learn some fun facts along the way. And don’t forget to learn more.

This is a timed quiz. You will be given 15 seconds per question. Are you ready?

15

0%

The correct ratio of water to sulfuric acid in battery electrolyte is approximately:

20 percent water to 80 percent sulfuric acid.

35 percent water to 65 percent sulfuric acid.

65 percent water to 35 percent sulfuric acid.

none

Correct! Wrong!

A direct short-circuit of a large battery can cause

An increase in its voltage

No harm other than a rapid discharge of its energy

The current to drop to zero

A physical rupture or explosion

Correct! Wrong!

The chemical energy in a battery or cell

Changes to electrical energy when the cell is used

Is caused by electric current

Is a form of kinetic energy..

none

Correct! Wrong!

The voltage produced by a battery of multiple cells connected in series is

More than the voltage produced by a cell of the same composition.

The same as the voltage produced by a cell of the same composition.

Less than the voltage produced by a cell of the same composition.

none

Correct! Wrong!

The capacity of a battery is determined by its:

size of plates

number of plates

both a and b

none

Correct! Wrong!

The plates of a discharged battery are?

Two dissimilar metals in the presence of an electrolyte.

Two similar metals in the presence of water.

Two dissimilar metals in the presence of water.

none of these

Correct! Wrong!

A disadvantage of mercury cells and batteries is the fact that

They don’t last as long as other types.

Mercury is destructive to the environment.

They need to be recharged often..

none

Correct! Wrong!

To check for a battery drain, you would connect an ammeter between the:

battery (-) terminal and ground cable.

battery (+) terminal and ground cable.

battery (+) and (-) terminals.

none

Correct! Wrong!

Science Quiz 76

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